Ancestral Author is a Windows based software program that helps you document your genealogical research by creating genealogy books in hyperlinked Adobe Portable Document Format (PDF) directly from GEDCOM files. AA automatically extracts ancestor reports, descendant reports, lists of sources, and a name index from a GEDCOM file; with a few simple directives, these can be organized into chapters, and placed in a document with a title page, a table of contents, chapter and section headings, list of sources, and a name index. The end result is a very easily created, beautifully crafted genealogy book documenting your family history.

Sooner or later, we all get to the point where we realize that there is a lot of data in our database that is just completely bonkers. Bonkers: The GEDCOM Sanity Checker will help you quickly locate this data by identifying groups of claims in your database that are inconsistent with each other. Bonkers works by running your GEDCOM file through a battery of recursive, multipass, deep scanning algorithms designed to rat even the most elusive errors. Bonkers is a free web service.

CENtaR: The GEDCOM Census Table Report is a new utility that will build a concise listing of all GEDCOM CENSus records found in your database and display them in tabular format such that, at a glance, it will be apparent which individuals are missing census records making it very easy to identify which individuals need further research.

My Family Tree, free genealogy software for Windows. GEDCOM Validator is a tool for checking a GEDCOM file for problems which could lead to data loss when transferring files between different genealogy applications.

G-List is as a free web service. G-List builds a Generation List using AGNUS, a new genealogy numbering system. AGNUS allows for bidirectional traversals of your Generation List making a better and more useful alternative to the commonly used Ahnen numbering system.

A free utility for converting dates between Gregorian, Julian, Hebrew, and French Republic calendars and for doing calculations on dates such as finding time spans or adding and subtracting time spans to dates. The Date Calculator is available for MacOS or Windows. The Date Calculator can work with fuzzy dates (such as just a year and a month) and still do conversions and calculations. Such fuzzy date calculations are useful for genealogists working with less than complete date information.

A small, fast Windows utility for exploring the contents of GEDCOM files, visually slicing a GEDCOM prior to a merge or sharing your data, and checking the GEDCOM for discrepancies. The utility can also produce web sites from the GEDCOM together with various trees as web pages.